Home / 4,916.42-6,784.32-2,927.12

Finding the Fourth Proportional to 4,916.42, 6,784.32 and 2,927.12

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Solution

The fourth proportional to 4,916.42, 6,784.32 and 2,927.12 is: 4,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.42 : 6,784.32 = 2,927.12 : x
  2. Step 2: Convert to fraction form
    4,916.42/6,784.32 = 2,927.12/x
  3. Step 3: Cross multiply
    4,916.42x = 6,784.32 × 2,927.12
  4. Step 4: Simplify right side
    4,916.42x = 19,858,518.76
  5. Step 5: Solve for x
    x = 19,858,518.76/4,916.42
  6. Step 6: Final answer
    x = 4,039.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.